import 'package:enjoy_plus_community/apis/get_permissions.dart';
import 'package:enjoy_plus_community/utils/toast.dart';
import 'package:flutter/foundation.dart';
import 'package:geolocator/geolocator.dart';
import 'package:permission_handler/permission_handler.dart';

// 获取经纬度
Future<String> getCurrentLocation() async {
  final status = await requestLocationPermission();
  if (status.isGranted) {
    // 权限授予
    ToastUtil.showSuccess('位置权限授予');
    // late 表示稍后赋值
    late LocationSettings locationSettings;

    if (defaultTargetPlatform == TargetPlatform.android) {
      // 针对Android平台，设置高精度定位、100米距离过滤、强制使用位置管理器等
      locationSettings = AndroidSettings(
        accuracy: LocationAccuracy.high,
        distanceFilter: 100,
        forceLocationManager: true,
        intervalDuration: const Duration(seconds: 10),
        foregroundNotificationConfig: const ForegroundNotificationConfig(
          notificationText:
              "Example app will continue to receive your location even when you aren't using it",
          notificationTitle: "Running in Background",
          enableWakeLock: true,
        ),
      );
    } else if (defaultTargetPlatform == TargetPlatform.iOS ||
        defaultTargetPlatform == TargetPlatform.macOS) {
      // 针对iOS和macOS平台，设置高精度定位、健身活动类型、100米距离过滤等
      locationSettings = AppleSettings(
        accuracy: LocationAccuracy.high,
        activityType: ActivityType.fitness,
        distanceFilter: 100,
        pauseLocationUpdatesAutomatically: true,
        // 只有在应用在后台启动时才设置为true
        showBackgroundLocationIndicator: false,
      );
    } else if (kIsWeb) {
      // 针对Web环境，设置高精度定位、100米距离过滤、5分钟的最大年龄等
      locationSettings = WebSettings(
        accuracy: LocationAccuracy.high,
        distanceFilter: 100,
        maximumAge: const Duration(minutes: 5),
      );
    } else {
      // 对于其他平台，默认设置高精度定位和100米距离过滤
      locationSettings = const LocationSettings(
        accuracy: LocationAccuracy.high,
        distanceFilter: 100,
      );
    }

    try {
      // 使用配置好的定位设置获取当前位置
      Position position = await Geolocator.getCurrentPosition(
        locationSettings: locationSettings,
      );
      // 显示成功获取到的纬度和经度
      ToastUtil.showSuccess('${position.latitude}, ${position.longitude}');
      return '${position.latitude},${position.longitude}';
    } catch (e) {
      // 处理可能出现的异常
      print(e.toString());
      return '';
    }
  } else {
    // 权限未授予
    ToastUtil.showError('位置权限未授予');
    return '';
  }
}
